3656094623 has 4 divisors (see below), whose sum is σ = 3656233560. Its totient is φ = 3655955688.

The previous prime is 3656094619. The next prime is 3656094649. The reversal of 3656094623 is 3264906563.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3264906563 = 11497 ⋅283979.

It is a cyclic number.

It is not a de Polignac number, because 3656094623 - 2² = 3656094619 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3656094223) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16568 + ... + 87101.

It is an arithmetic number, because the mean of its divisors is an integer number (914058390).

Almost surely, 2^3656094623 is an apocalyptic number.

3656094623 is a deficient number, since it is larger than the sum of its proper divisors (138937).

3656094623 is a wasteful number, since it uses less digits than its factorization.

3656094623 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 138936.

The product of its (nonzero) digits is 699840, while the sum is 44.

The square root of 3656094623 is about 60465.6482889252. The cubic root of 3656094623 is about 1540.5382139412.

The spelling of 3656094623 in words is "three billion, six hundred fifty-six million, ninety-four thousand, six hundred twenty-three".